Learner's definition of CREATURE
1 a : an animal of any type
b : an imaginary or very strange kind of animal
rabbits, squirrels, and other furry creatures
They say that these forests are filled with wild creatures. [=beasts]
Few living creatures can survive without water.
2 : a person usually of a specified type
She's a creature of rare beauty.
A social creature by nature, he loves working with people.
The poor creature had no way to get home.
3 : a person or thing that is influenced or controlled by something specified — + of
She's a creature of politics.
The industry is still a creature of the 1930s. [=it began in the 1930s and has not changed]
I'm a creature of habit. [=I always do the same things in the same way]